Everyone agrees a million dollars is a dramatic number. And yet, people buy houses that cost that much and more.

Portland does not, overall, have the most expensive real estate in Oregon -- Lake Oswego earns that distinction. And yet there are plenty of homes in the City of Roses that cost more than $1 million.

There are so many, in fact, that we decided to just focus on the over-the-top Portland houses on the market, the ones listed at $3 million or above. One 7,577-square-foot mansion climbs close to $5 million.